Inter-Tel 824 Installation And Field Maintenance Manual

INTER-TEL PRACTICES 
SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE 
Issue 1, June 1984 
5.22 The external equipment which can be installed with the 
system are as follows: 
A. The FAX line monitor allows the system to share a line 
with the users FAX machine. 
When the FAX machine is in 
use, the system turns on the keyset LED for that line 
number and denies access to that line. 
B. Page Zone 9 provides 
voice output connection to the 
customer-supplied external amplifier. 
The paging trans-...

INTER-TEL PRACTICES SYSTEM SPECIFICATIONS 
824 Il!iTSTALLATION & MAINTENANCE Issue 1, June 1984 
6. MAIN DISTRIBUTIdN FRAMJZ (MDP) 
6.01 Connections between incoming C.O. lines, keysets, and the 
PCBs in the KSU are made on the Main Distribution Frame (MDF), 
which is made up of industry-standard connection blocks. 
6.02 First, two-pair cable is run to all keysets and is termi- 
nated on four-conductor modular jack assemblies. 
The other end 
of each cable is terminated on a designated MDF station (KTI)...

INTER-TEL PRACTICES SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTEXANCE 
Issue 1, June 1984 
8. BATTERY BACK-UP 
8.01 Customer-provided batteries may be connected to the system 
to prevent loss of service in the event of a power failure. When 
the power supply off, 
the battery back-up function is automati- 
cally connected. A warning bell or light can be hooked up to 
signal the user when power drops. 
************************************************* 
* 
CAUTION * 
* If the power supply ON/OFF switch...

INTER-TEL PRACTICES 
824 INSTALLATION & MAINTEXANCE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
8.06 Before purchasing the batteries, calculate the amp/hour 
rating. This is determined by the power needed to run the system 
and the length of time the battery pack must support the system 
if AC power fails. Calculate the rating as follows: 
(1) Determine the minimum and maximum amounts of current 
drawn by each PCB in the KSU, using the following cur- 
rents. The minimum values represent the circuitry in...

INTER-TEL PRACTICES 
824 IBSTALIATION br MAINTENANCE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
9. SYSTEM FEATURE CAPACITIES 
9.01 Below is a summary of system feature capacities; that is, 
features which have usage or installation limitations. 
Keysets (maximum combinations) 
Standard Keysets 
Display Keysets 
Power Failure Transfer Keysets 
(Standard or Display) 
Speech Channels 
C.O. Lines 
Intercom Paths 
Paging Paths 
Music-On-Hold Source 
Features with Capacities 
Paging 
Internal Zone Page...

INTER-TEL PRACTICES 
824 I?!ZSTALLATION & MAINTENANCE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
FIGURE 2-1. 824 PHOENIX DISPLAY KEYSET 
a I INTERNAL SPEAKER 
a 2 16 CHARACTER DISPLAY 
a 24 DIRECT STATION SELECT/ 
3 
BUSY LAMP FIELD KEYS 
a 4 VOICE VOLUME CONTROL a 5 pUSHBUTTON KEYPAO 
a 6 HANDSFREE ANSWERBACK MICROPHONE 
a 7 10 SPECIAL FEATURE KEYS 
a 6 8 C.O. LINE KEYS 
n 9 RECEIVER VOLUME CONTROL 
Page 2-12  

INTER-TEL PRACTICES 
824 INSTALLATION h MAI?ilT3==CE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
FIGURE 2-2. 824 HITEC DISPLAY KEYSET 
n 1 24 DIRECT STATION SELECT/ 
BUSY LAMP FIELD KEYS RECEIVER VOLUME CONTROL 
16 CHARACTER DISPLAY IO SPECIAL FEATURE KEYS 
8 CO. LINE KEYS HANDSFREE ANSWERBACK 
MICROPHONE 
VOICE VOLUME CONTROL PUSHEIUTTON KEYPAD 
INTERNAL SPEAKER 
Page 2-13  

INTER-TEL PRACTICES 
824 INSTALLATION & MAINTENANCE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
FIGURE 2-3. 824 PHOENIX STANDARD IUZYSEZI! 
PUSHBUTTON KEYPAD 
n 3 HANDSFREE ANSWERBACK 
MICROPHONE 
A 04 OIRECT STATION n 
7 SPECIAL FEANRE KEYS -...--. /2 .%LECT KEY3 /‘ 
A A 
- -ys 
‘. 
/ 3 VOICE VOLUME CONTROL /7 C.O. LINE KE 
RECEIVER VOLUME CONTROL INTERNAL SP EAKER 
. 
Page 2-14  

INTER-TEL PRACTICES 
824 1NSTEU;LATION & MAINTENANCE SYSTEM SPECIFICATIONS 
Issue 1, June 1984 
FIGURE 2-4. 824 HITEC STANDARD KEYSET 
-I-. ,._ . . .z-..-. .I. 
A I 
A 
2 
A 3 24 DIRECT STATION 
SELECT KEYS A s PUSHBUTTON KEYPAD 
. . 
. . 
VOICE VOLUME CONTROL INTERNAL SPEAKER 
.- _, , 
._ 
RECEIVER VOLUME CONTROL 7 SPECIAL FEATURE KEYS 
HANDSFREE ANSWERBACK 
MICROPHONE 6 C.O. LINE KEYS 
Paqe 2-15  

INTER-TEL PRACTICES 
SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE 
Issue 1, 
June 1984 
FIGURE 2-5. 
DOOR-MATE 
. 
. 
Page 2-16